# Can I use 225 50 17 instead of 225 45 17?

If you’re asking about substituting just one…then NO, I wouldn’t. A 225/50-17 has a diameter of 25.9″. The 215/45-17 has a diameter of 24.6″. The larger diameter tire will turn at a slower rate which would wreak havoc on a traction control system, transaxle or differential.

## Can I use 225 50 instead of 225 45?

Can a car that has 225 45 R17 size tires put 215 50 R17 sized tires on it? Yes you can. The speedometer could be off 1–2 mph (faster ). Check it with a GPS or a phone App.

## Can I use 215 45R17 instead of 215 50R17?

NO! The 215/50/17 tyre has a larger rolling radius than the 215/45/17 tyres.

## What does 225 45R17 mean on a tire?

So if the tire markings indicate P225/45R17 91V, it means that the height of the sidewall is 225 multiplied by 0.55 or 101.25 millimeters. The number 45 means that the height is equal to 45 percent of the width. Bigger tire ratio indicates bigger and taller tire sidewall.

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Can I use 225 50 17 instead of 225 45 17? – Related Questions

## Is 225/45 R17 low profile?

In the case of the 225/45/R17 tyre, the ratio is 45% meaning it is 0.45 times as thick as it is wide. This makes the 225/45/R17 tyre a slightly low-profile tyre as it has an aspect ratio of less than 50%.

## How much difference in tire size is ok?

Tire Speed Difference (Mph)

As a general rule, you want replacement tires that are within 3 percent of the diameter (height) measurement of your existing tires’ diameter — assuming your current tires are what your owner’s manual recommends.

## What does 225 45 mean on a tire?

The number “225” stands for the width of the tire in millimeters – so in this case the tire is 22.5 cm wide. The “45” that follows is the aspect ratio – the height of the tire sidewall as a percentage of its width.

## What does 225 65R17 mean on a tire?

Article content. The next two numbers indicate the tire’s sidewall height as a percentage of its tread width. So in our P225/65R17 example, that ’65’ means the sidewall is 146.25 mm high, or 65 per cent of 225 mm.

## What does the R stand for in 245 45R17?

And yep you worked it out correctly: a 245/45R17 fits on a 17″ rim. You’ll usually find a letter ‘R’ between the ‘Profile’ and ‘Rim’ measurements. This ‘R’ points to the type of construction and stands for ‘radial‘.

## Is a 70 or 75 tire taller?

The higher the number, the taller the sidewall (and vice versa). From the foregoing, it appears that tires with the same section width should have the same width regardless of aspect ratio.

## How tall is a 225 45 r17?

What is 225/45R17 in inches?
Metric Inches
Rim Diameter 432 mm 17″
Sidewall Height 101 mm 4″
Circumference 1991 mm 78.5″

## Does the middle number on tires matter?

The two-digit number after the slash mark in a tire size is the aspect ratio. For example, in a size P215/65 R15 tire, the 65 means that the height is equal to 65% of the tire’s width. The bigger the aspect ratio, the bigger the tire’s sidewall will be.

## What is the Penny rule for tires?

Turn the penny so that Lincoln’s head points down into the tread. See if the top of his head disappears between the ribs. If it does, your tread is still above 2/32” , If you can see his entire head, it may be time to replace the tire because your tread is no longer deep enough.

## What is the 3 percent rule for tires?

Tire Calculator Notes:

When changing tire sizes, we recommend staying within 3% of the diameter/height of the original tire. Any more than this and you face the risk of brake failure.

## Should I get new tires or an alignment first?

For the most part, doesn’t matter whether you get your alignment before or after having your new tires put on. Most experts agree that the only effect worn tires have on your alignment is a change to the vehicle’s ride height which, given today’s steering and suspension design, should be negligible.

## How do I know if my tires need to be balanced or aligned?

The common symptoms of an out-of-balance wheel-tire assembly are uneven and faster tread wear, poor fuel economy, or vibration in the steering wheel and/or floorboard that gets worse at faster speeds.